完美利用Yii2微信后台开发的系列总结


Posted in PHP onJuly 18, 2016

网上有很多关于YII2.0微信开发教程,但是太过复杂凌乱,所以今天在这里给大家整理总结利用Yii2微信后台开发的系列了,给需要的小伙伴们参考。

一:接入微信

Yii2后台配置

1.在app/config/params.php中配置token参数

return [
 //微信接入
 'wechat' =>[
 'token' => 'your token',
 ],
];

2.在app/config/main.php中配置路由

因为接口模块使用的RESTful API,所以需要定义路由规则。

'urlManager' => [
 'enablePrettyUrl' => true,
 'enableStrictParsing' => true,
 'showScriptName' => false,
 'rules' => [
 [
  'class' => 'yii\rest\UrlRule',
  'controller' => 'wechat',
  'extraPatterns' => [
  'GET valid' => 'valid',
  ],
 ],
 ],
],

3.在app/controllers中新建WechatController

<?php

namespace api\controllers;

use Yii;
use yii\rest\ActiveController;

class WechatController extends ActiveController
{

 public $modelClass = '';

 public function actionValid()
 {
 $echoStr = $_GET["echostr"];
 $signature = $_GET["signature"];
 $timestamp = $_GET["timestamp"];
 $nonce = $_GET["nonce"];
 //valid signature , option
 if($this->checkSignature($signature,$timestamp,$nonce)){
  echo $echoStr;
 }
 }

 private function checkSignature($signature,$timestamp,$nonce)
 {
 // you must define TOKEN by yourself
 $token = Yii::$app->params['wechat']['token'];
 if (!$token) {
  echo 'TOKEN is not defined!';
 } else {
  $tmpArr = array($token, $timestamp, $nonce);
  // use SORT_STRING rule
  sort($tmpArr, SORT_STRING);
  $tmpStr = implode( $tmpArr );
  $tmpStr = sha1( $tmpStr );

  if( $tmpStr == $signature ){
  return true;
  }else{
  return false;
  }
 }
 }

}

微信公众号后台配置

在微信公众号后台配置URL和Token,然后提交验证即可。

URL:http://app.demo.com/wechats/valid
Token:your token

二:获取用户信息

用户表设计

CREATE TABLE `wechat_user` (

  `id` int(11) NOT NULL,

  `openid` varchar(255) COLLATE utf8_unicode_ci NOT NULL,

  `nickname` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '微信昵称',

  `sex` tinyint(4) NOT NULL COMMENT '性别',

  `headimgurl` varchar(255) COLLATE utf8_unicode_ci NOT NULL COMMENT '头像',

  `country` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '国家',

  `province` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '省份',

  `city` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '城市',

  `access_token` varchar(255) COLLATE utf8_unicode_ci NOT NULL,

  `refresh_token` varchar(255) COLLATE utf8_unicode_ci NOT NULL,

  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP

) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

ALTER TABLE `wechat_user`

  ADD PRIMARY KEY (`id`);

获取用户信息的相关接口

1.用户授权接口:获取access_token、openId等;获取并保存用户资料到数据库

public function actionAccesstoken()

{

    $code = $_GET["code"];

    $state = $_GET["state"];

    $appid = Yii::$app->params['wechat']['appid'];

    $appsecret = Yii::$app->params['wechat']['appsecret'];

    $request_url = 'https://api.weixin.qq.com/sns/oauth2/access_token?appid='.$appid.'&secret='.$appsecret.'&code='.$code.'&grant_type=authorization_code';

    //初始化一个curl会话

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $request_url);

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

    $result = curl_exec($ch);

    curl_close($ch);

    $result = $this->response($result);

    //获取token和openid成功,数据解析

    $access_token = $result['access_token'];

    $refresh_token = $result['refresh_token'];

    $openid = $result['openid'];

    //请求微信接口,获取用户信息

    $userInfo = $this->getUserInfo($access_token,$openid);

    $user_check = WechatUser::find()->where(['openid'=>$openid])->one();

    if ($user_check) {

        //更新用户资料

    } else {

        //保存用户资料

    }

    //前端网页的重定向

    if ($openid) {

        return $this->redirect($state.$openid);

    } else {

        return $this->redirect($state);

    }

}

2.从微信获取用户资料

public function getUserInfo($access_token,$openid)

{

    $request_url = 'https://api.weixin.qq.com/sns/userinfo?access_token='.$access_token.'&openid='.$openid.'&lang=zh_CN';

    //初始化一个curl会话

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $request_url);

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

    $result = curl_exec($ch);

    curl_close($ch);

    $result = $this->response($result);

    return $result;

}

3.获取用户资料接口

public function actionUserinfo()
{
 if(isset($_REQUEST["openid"])){
  $openid = $_REQUEST["openid"];
  $user = WechatUser::find()->where(['openid'=>$openid])->one();
  if ($user) {
   $result['error'] = 0;
   $result['msg'] = '获取成功';
   $result['user'] = $user;
  } else {
   $result['error'] = 1;
   $result['msg'] = '没有该用户';
  }
 } else {
  $result['error'] = 1;
  $result['msg'] = 'openid为空';
 }
 return $result;
}

 

三:微信支付

1.微信支付接口:打包支付数据

public function actionPay(){

    if(isset($_REQUEST["uid"])&&isset($_REQUEST["oid"])&&isset($_REQUEST["totalFee"])){

        //uid、oid、totalFee

        $uid = $_REQUEST["uid"];

        $oid = $_REQUEST["oid"];

        $totalFee = $_REQUEST["totalFee"];

        $timestamp = time();

        //微信支付参数

        $appid = Yii::$app->params['wechat']['appid'];

        $mchid = Yii::$app->params['wechat']['mchid'];

        $key = Yii::$app->params['wechat']['key'];

        $notifyUrl = Yii::$app->params['wechat']['notifyUrl'];

        //支付打包

        $wx_pay = new WechatPay($mchid, $appid, $key);

        $package = $wx_pay->createJsBizPackage($uid, $totalFee, $oid, $notifyUrl, $timestamp);

        $result['error'] = 0;

        $result['msg'] = '支付打包成功';

        $result['package'] = $package;

        return $result;

    }else{

        $result['error'] = 1;

        $result['msg'] = '请求参数错误';

    }

    return $result;

}

2.接收微信发送的异步支付结果通知

public function actionNotify(){

    $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

    $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

    //

    if ($postObj === false) {

        die('parse xml error');

    }

    if ($postObj->return_code != 'SUCCESS') {

        die($postObj->return_msg);

    }

    if ($postObj->result_code != 'SUCCESS') {

        die($postObj->err_code);

    }

    //微信支付参数

    $appid = Yii::$app->params['wechat']['appid'];

    $mchid = Yii::$app->params['wechat']['mchid'];

    $key = Yii::$app->params['wechat']['key'];

    $wx_pay = new WechatPay($mchid, $appid, $key);

    //验证签名

    $arr = (array)$postObj;

    unset($arr['sign']);

    if ($wx_pay->getSign($arr, $key) != $postObj->sign) {

        die("签名错误");

    }

    //支付处理正确-判断是否已处理过支付状态

    $orders = Order::find()->where(['uid'=>$postObj->openid, 'oid'=>$postObj->out_trade_no, 'status' => 0])->all();

    if(count($orders) > 0){

        //更新订单状态

        foreach ($orders as $order) {

            //更新订单

            $order['status'] = 1;

            $order->update();

        }

        return '<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>';

    } else {

        //订单状态已更新,直接返回

        return '<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>';

    }

}

3.微信支付类 WechatPay.php

<?php

namespace api\sdk;

use Yii;

class WechatPay

{

    protected $mchid;

    protected $appid;

    protected $key;

    public function __construct($mchid, $appid, $key){

        $this->mchid = $mchid;

        $this->appid = $appid;

        $this->key = $key;

    }

    public function createJsBizPackage($openid, $totalFee, $outTradeNo, $orderName, $notifyUrl, $timestamp){

        $config = array(

            'mch_id' => $this->mchid,

            'appid' => $this->appid,

            'key' => $this->key,

        );

        $unified = array(

            'appid' => $config['appid'],

            'attach' => '支付',

            'body' => $orderName,

            'mch_id' => $config['mch_id'],

            'nonce_str' => self::createNonceStr(),

            'notify_url' => $notifyUrl,

            'openid' => $openid,

            'out_trade_no' => $outTradeNo,

            'spbill_create_ip' => '127.0.0.1',

            'total_fee' => intval($totalFee * 100),

            'trade_type' => 'JSAPI',

        );

        $unified['sign'] = self::getSign($unified, $config['key']);

        $responseXml = self::curlPost('https://api.mch.weixin.qq.com/pay/unifiedorder', self::arrayToXml($unified));

        $unifiedOrder = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA);

        if ($unifiedOrder === false) {

            die('parse xml error');

        }

        if ($unifiedOrder->return_code != 'SUCCESS') {

            die($unifiedOrder->return_msg);

        }

        if ($unifiedOrder->result_code != 'SUCCESS') {

            die($unifiedOrder->err_code);

        }

        $arr = array(

            "appId" => $config['appid'],

            "timeStamp" => $timestamp,

            "nonceStr" => self::createNonceStr(),

            "package" => "prepay_id=" . $unifiedOrder->prepay_id,

            "signType" => 'MD5',

        );

        $arr['paySign'] = self::getSign($arr, $config['key']);

        return $arr;

    }

    public static function curlGet($url = '', $options = array()){

        $ch = curl_init($url);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        curl_setopt($ch, CURLOPT_TIMEOUT, 30);

        if (!empty($options)) {

            curl_setopt_array($ch, $options);

        }

        //https请求 不验证证书和host

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $data = curl_exec($ch);

        curl_close($ch);

        return $data;

    }

    public static function curlPost($url = '', $postData = '', $options = array()){

        if (is_array($postData)) {

            $postData = http_build_query($postData);

        }

        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        curl_setopt($ch, CURLOPT_POST, 1);

        curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);

        curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数

        if (!empty($options)) {

            curl_setopt_array($ch, $options);

        }

        //https请求 不验证证书和host

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $data = curl_exec($ch);

        curl_close($ch);

        return $data;

    }

    public static function createNonceStr($length = 16){

        $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';

        $str = '';

        for ($i = 0; $i<$length; $i++){

            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);

        }

        return $str;

    }

    public static function arrayToXml($arr){

        $xml = "<xml>";

        foreach ($arr as $key => $val){

            if (is_numeric($val)) {

                $xml .= "<" . $key . ">" . $val . "</" . $key . ">";

            } else {

                $xml .= "<" . $key . "><![CDATA[" . $val . "]]></" . $key . ">";

            }

        }

        $xml .= "</xml>";

        return $xml;

    }

    public static function getSign($params, $key){

        ksort($params, SORT_STRING);

        $unSignParaString = self::formatQueryParaMap($params, false);

        $signStr = strtoupper(md5($unSignParaString . "&key=" . $key));

        return $signStr;

    }

    protected static function formatQueryParaMap($paraMap, $urlEncode = false){

        $buff = "";

        ksort($paraMap);

        foreach ($paraMap as $k => $v){

            if (null != $v && "null" != $v) {

                if ($urlEncode) {

                    $v = urlencode($v);

                }

                $buff .= $k . "=" . $v . "&";

            }

        }

        $reqPar = '';

        if (strlen($buff)>0) {

            $reqPar = substr($buff, 0, strlen($buff) - 1);

        }

        return $reqPar;

    }

}

四:获取JS-SDK的config参数

根据微信公众平台开发者文档:

所有需要使用JS-SDK的页面必须先注入配置信息,否则将无法调用(同一个url仅需调用一次,对于变化url的SPA的web app可在每次url变化时进行调用,目前Android微信客户端不支持pushState的H5新特性,所以使用pushState来实现web app的页面会导致签名失败,此问题会在Android6.2中修复)。

即:

wx.config({

    debug: true, // 开启调试模式,调用的所有api的返回值会在客户端alert出来,若要查看传入的参数,可以在pc端打开,参数信息会通过log打出,仅在pc端时才会打印。

    appId: '', // 必填,公众号的唯一标识

    timestamp: , // 必填,生成签名的时间戳

    nonceStr: '', // 必填,生成签名的随机串

    signature: '',// 必填,签名,见附录1

    jsApiList: [] // 必填,需要使用的JS接口列表,所有JS接口列表见附录2

});

1.微信支付类 WechatPay.php

<?php

namespace api\sdk;

use Yii;

class WechatPay

{

    public function getSignPackage($url) {

        $jsapiTicket = self::getJsApiTicket();

        $timestamp = time();

        $nonceStr = self::createNonceStr();

        // 这里参数的顺序要按照 key 值 ASCII 码升序排序

        $string = "jsapi_ticket=".$jsapiTicket."&noncestr=".$nonceStr."×tamp=".$timestamp."&url=".$url;

        $signature = sha1($string);

        $signPackage = array(

            "appId"     => $this->appid,

            "nonceStr"  => $nonceStr,

            "timestamp" => $timestamp,

            "url"       => $url,

            "signature" => $signature,

            "rawString" => $string

        );

        return $signPackage;

    }

    public static function getJsApiTicket() {

        //使用Redis缓存 jsapi_ticket

        $redis = Yii::$app->redis;

        $redis_ticket = $redis->get('wechat:jsapi_ticket');

        if ($redis_ticket) {

            $ticket = $redis_ticket;

        } else {

            $accessToken = self::getAccessToken();

            $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=".$accessToken;

            $res = json_decode(self::curlGet($url));

            $ticket = $res->ticket;

            if ($ticket) {

                $redis->set('wechat:jsapi_ticket', $ticket);

                $redis->expire('wechat:jsapi_ticket', 7000);

            }

        }

        return $ticket;

    }

    public static function getAccessToken() {

        //使用Redis缓存 access_token

        $redis = Yii::$app->redis;

        $redis_token = $redis->get('wechat:access_token');

        if ($redis_token) {

            $access_token = $redis_token;

        } else {

            $appid = Yii::$app->params['wechat']['appid'];

            $appsecret = Yii::$app->params['wechat']['appsecret'];

            $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$appsecret;

            $res = json_decode(self::curlGet($url));

            $access_token = $res->access_token;

            if ($access_token) {

                $redis->set('wechat:access_token', $access_token);

                $redis->expire('wechat:access_token', 7000);

            }

        }

        return $access_token;

    }

    public static function curlGet($url = '', $options = array()){

        $ch = curl_init($url);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        curl_setopt($ch, CURLOPT_TIMEOUT, 30);

        if (!empty($options)) {

            curl_setopt_array($ch, $options);

        }

        //https请求 不验证证书和host

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $data = curl_exec($ch);

        curl_close($ch);

        return $data;

    }

    public static function curlPost($url = '', $postData = '', $options = array()){

        if (is_array($postData)) {

            $postData = http_build_query($postData);

        }

        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        curl_setopt($ch, CURLOPT_POST, 1);

        curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);

        curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数

        if (!empty($options)) {

            curl_setopt_array($ch, $options);

        }

        //https请求 不验证证书和host

        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $data = curl_exec($ch);

        curl_close($ch);

        return $data;

    }

    public static function createNonceStr($length = 16){

        $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';

        $str = '';

        for ($i = 0; $i<$length; $i++){

            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);

        }

        return $str;

    }

}

2.获取config参数接口

public function actionConfig(){
 if (isset($_REQUEST['url'])) {
 $url = $_REQUEST['url'];
 //微信支付参数
 $appid = Yii::$app->params['wechat']['appid'];
 $mchid = Yii::$app->params['wechat']['mchid'];
 $key = Yii::$app->params['wechat']['key'];
 $wx_pay = new WechatPay($mchid, $appid, $key);
 $package = $wx_pay->getSignPackage($url);
 $result['error'] = 0;
 $result['msg'] = '获取成功';
 $result['config'] = $package;
 } else {
 $result['error'] = 1;
 $result['msg'] = '参数错误';
 }
 return $result;
}

以上就是利用Yii2微信后台开发全部过程及示例代码,希望本文对大家基于php的微信公众平台开发有所帮助。

PHP 相关文章推荐
上传多个文件的PHP脚本
Nov 26 PHP
php中的登陆login
Jan 18 PHP
10条PHP编程习惯助你找工作
Sep 29 PHP
PHP跳转页面的几种实现方法详解
Jun 08 PHP
eaglephp使用微信api接口开发微信框架
Jan 09 PHP
使用php测试硬盘写入速度示例
Jan 27 PHP
PHP两种快速排序算法实例
Feb 15 PHP
PHP+Ajax实现验证码的实时验证
Jul 20 PHP
PHP之将POST数据转化为字符串的实现代码
Nov 03 PHP
PHP使用DOM和simplexml读取xml文档的方法示例
Feb 08 PHP
yii2 开发api接口时优雅的处理全局异常的方法
May 14 PHP
在laravel5.2中实现点击用户头像更改头像的方法
Oct 14 PHP
PHP中set_include_path()函数相关用法分析
Jul 18 #PHP
PHP中spl_autoload_register()函数用法实例详解
Jul 18 #PHP
详谈PHP程序Laravel 5框架的优化技巧
Jul 18 #PHP
3种方法轻松处理php开发中emoji表情的问题
Jul 18 #PHP
PHP生成图像验证码的方法小结(2种方法)
Jul 18 #PHP
Yii2中DropDownList简单用法示例
Jul 18 #PHP
Yii2使用dropdownlist实现地区三级联动功能的方法
Jul 18 #PHP
You might like
用PHP即时捕捉PHP中的错误并发送email通知的实现代码
2013/01/19 PHP
PHP中的函数-- foreach()的用法详解
2013/06/24 PHP
Yii中的relations数据关联查询及统计功能用法详解
2016/07/14 PHP
PHP安装BCMath扩展的方法
2019/02/13 PHP
预加载css或javascript的js代码
2010/04/23 Javascript
JQuery优缺点分析说明
2010/06/09 Javascript
JS解析json数据并将json字符串转化为数组的实现方法
2012/12/25 Javascript
浅谈Jquery为元素绑定事件
2015/04/27 Javascript
理解Javascript的动态语言特性
2015/06/17 Javascript
jQuery根据元素值删除数组元素的方法
2015/06/24 Javascript
JS控制静态页面传递参数并获取参数应用
2016/08/10 Javascript
js 转json格式的字符串为对象或数组(前后台)的方法
2016/11/02 Javascript
详解利用exif.js解决ios手机上传竖拍照片旋转90度问题
2016/11/04 Javascript
解决npm管理员身份install时出现权限的问题
2018/03/16 Javascript
微信小程序搭建自己的Https服务器
2019/05/02 Javascript
JS数据类型判断的几种常用方法
2020/07/07 Javascript
vue实现div可拖动位置也可改变盒子大小的原理
2020/09/16 Javascript
[52:52]DOTA2上海特级锦标赛C组资格赛#1 OG VS LGD第三局
2016/02/27 DOTA
[51:17]Mski vs VGJ.S Supermajor小组赛C组 BO3 第三场 6.3
2018/06/04 DOTA
在Python中marshal对象序列化的相关知识
2015/07/01 Python
Python实现的线性回归算法示例【附csv文件下载】
2018/12/29 Python
利用python实现对web服务器的目录探测的方法
2019/02/26 Python
python安装virtualenv虚拟环境步骤图文详解
2019/09/18 Python
python单例模式原理与创建方法实例分析
2019/10/26 Python
python绘图模块之利用turtle画图
2021/02/12 Python
前端实现背景虚化但内容清晰且自适应 的实例代码
2019/08/01 HTML / CSS
JD Sports法国:英国篮球和运动时尚的领导者
2017/09/28 全球购物
Huda Beauty官方商店:化妆和美容产品
2020/09/05 全球购物
开业典礼主持词
2014/03/21 职场文书
一岗双责责任书
2014/04/15 职场文书
公司运动会策划方案
2014/05/25 职场文书
十佳家长事迹材料
2014/08/26 职场文书
2015年读书月活动总结
2015/03/26 职场文书
2015年发展党员工作总结报告
2015/03/31 职场文书
车间质检员岗位职责
2015/04/08 职场文书
大学生团日活动总结
2015/05/06 职场文书